Home / 2,660.09-3,670.89-1,481.22

Finding the Fourth Proportional to 2,660.09, 3,670.89 and 1,481.22

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Solution

The fourth proportional to 2,660.09, 3,670.89 and 1,481.22 is: 2,044.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,660.09 : 3,670.89 = 1,481.22 : x
  2. Step 2: Convert to fraction form
    2,660.09/3,670.89 = 1,481.22/x
  3. Step 3: Cross multiply
    2,660.09x = 3,670.89 × 1,481.22
  4. Step 4: Simplify right side
    2,660.09x = 5,437,395.69
  5. Step 5: Solve for x
    x = 5,437,395.69/2,660.09
  6. Step 6: Final answer
    x = 2,044.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.